style: format code in Speaking.vue

src/views/ExamAnalysis.vue

@@ -732,6 +732,31 @@ onUnmounted(() => {
   flex-direction: column;
 }
 
+/* 自定义滚动条 */
+.right-panel::-webkit-scrollbar {
+  width: 8px;
+}
+
+.right-panel::-webkit-scrollbar-track {
+  background: rgba(0, 0, 0, 0.1);
+  border-radius: 4px;
+  margin: 4px 0;
+}
+
+.right-panel::-webkit-scrollbar-thumb {
+  background: rgba(20, 184, 166, 0.3);
+  border-radius: 4px;
+  transition: background 0.2s;
+}
+
+.right-panel::-webkit-scrollbar-thumb:hover {
+  background: rgba(20, 184, 166, 0.5);
+}
+
+.right-panel::-webkit-scrollbar-thumb:active {
+  background: rgba(20, 184, 166, 0.7);
+}
+
 /* Empty State */
 .empty-state {
   flex: 1;
@@ -1120,7 +1145,6 @@ onUnmounted(() => {
   gap: 0.75rem;
   padding: 0.875rem 1.25rem;
   border-bottom: 1px solid var(--card-border);
-  border-left: 3px solid #14b8a6;
   background: rgba(20, 184, 166, 0.04);
 }
 .dim-icon {